fix(nim): swap nimfmt with nimpretty

Nim 2.x+ comes with its own formatter (nimpretty).

Close: #7578
Co-authored-by: pietrangelo <pietrangelo@users.noreply.github.com>

modules/lang/nim/README.org

@@ -52,8 +52,8 @@ Alternatively, nim is usually available through your OS's package manager:
 - openSUSE: ~$ zypper install nim~
 
 ** Formatter
-
+Formatting is handled using the [[doom-module::editor format]] module via nimpretty
-Formatting is handled using the [[doom-module::editor format]] module via [[https://github.com/FedericoCeratto/nimfmt#installation][nimfmt]].
+(included with Nim).
 
 * TODO Usage
 #+begin_quote

modules/lang/nim/config.el

@@ -12,7 +12,7 @@ nimsuggest isn't installed."
       (when (and nimsuggest-path (file-executable-p nimsuggest-path))
         (nimsuggest-mode))))
 
-  (set-formatter! 'nmfmt '("nimfmt" filepath) :modes '(nim-mode))
+  (set-formatter! 'nmfmt '("nimpretty" filepath) :modes '(nim-mode))
 
   (when (featurep :system 'windows)
     ;; TODO File PR/report upstream (https://github.com/nim-lang/nim-mode)

modules/lang/nim/doctor.el

@@ -1,4 +1,3 @@
-
 ;;; lang/nim/doctor.el
 
 (unless (executable-find "nimsuggest")
@@ -8,5 +7,5 @@
   (warn! "Could not find nim executable; build commands will be disabled."))
 
 (when (modulep! :editor format)
-  (unless (executable-find "nimfmt")
+  (unless (executable-find "nimpretty")
-    (warn! "Could not find nimfmt. Formatting will be disabled.")))
+    (warn! "Could not find nimpretty. Formatting will be disabled.")))